Can you find the hidden animal in the picture below?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

What can jump higher than a building?

When it's bad luck to meet a black cat?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

I have an eye but still cannot see.

Who am I?

Can you guess the name of the month by looking the below rebus ?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10